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Diffstat (limited to 'webmail/program/steps/mail/sendmail.inc')
| -rw-r--r-- | webmail/program/steps/mail/sendmail.inc | 844 |
1 files changed, 844 insertions, 0 deletions
diff --git a/webmail/program/steps/mail/sendmail.inc b/webmail/program/steps/mail/sendmail.inc new file mode 100644 index 0000000..b1f5aeb --- /dev/null +++ b/webmail/program/steps/mail/sendmail.inc @@ -0,0 +1,844 @@ +<?php + +/* + +-----------------------------------------------------------------------+ + | program/steps/mail/sendmail.inc | + | | + | This file is part of the Roundcube Webmail client | + | Copyright (C) 2005-2011, The Roundcube Dev Team | + | | + | Licensed under the GNU General Public License version 3 or | + | any later version with exceptions for skins & plugins. | + | See the README file for a full license statement. | + | | + | PURPOSE: | + | Compose a new mail message with all headers and attachments | + | and send it using the PEAR::Net_SMTP class or with PHP mail() | + | | + +-----------------------------------------------------------------------+ + | Author: Thomas Bruederli <roundcube@gmail.com> | + +-----------------------------------------------------------------------+ +*/ + +// remove all scripts and act as called in frame +$OUTPUT->reset(); +$OUTPUT->framed = TRUE; + +$savedraft = !empty($_POST['_draft']) ? true : false; + +$COMPOSE_ID = get_input_value('_id', RCUBE_INPUT_GPC); +$COMPOSE =& $_SESSION['compose_data_'.$COMPOSE_ID]; + +/****** checks ********/ + +if (!isset($COMPOSE['id'])) { + raise_error(array('code' => 500, 'type' => 'php', + 'file' => __FILE__, 'line' => __LINE__, + 'message' => "Invalid compose ID"), true, false); + + $OUTPUT->show_message('internalerror', 'error'); + $OUTPUT->send('iframe'); +} + +if (!$savedraft) { + if (empty($_POST['_to']) && empty($_POST['_cc']) && empty($_POST['_bcc']) + && empty($_POST['_subject']) && $_POST['_message']) { + $OUTPUT->show_message('sendingfailed', 'error'); + $OUTPUT->send('iframe'); + } + + if(!empty($CONFIG['sendmail_delay'])) { + $wait_sec = time() - intval($CONFIG['sendmail_delay']) - intval($CONFIG['last_message_time']); + if ($wait_sec < 0) { + $OUTPUT->show_message('senttooquickly', 'error', array('sec' => $wait_sec * -1)); + $OUTPUT->send('iframe'); + } + } +} + + +/****** message sending functions ********/ + +// encrypt parts of the header +function rcmail_encrypt_header($what) +{ + global $CONFIG, $RCMAIL; + if (!$CONFIG['http_received_header_encrypt']) { + return $what; + } + return $RCMAIL->encrypt($what); +} + +// get identity record +function rcmail_get_identity($id) +{ + global $RCMAIL, $message_charset; + global $RCMAIL; + + if ($sql_arr = $RCMAIL->user->get_identity($id)) { + $out = $sql_arr; + + if ($message_charset != RCMAIL_CHARSET) { + foreach ($out as $k => $v) + $out[$k] = rcube_charset_convert($v, RCMAIL_CHARSET, $message_charset); + } + + $out['mailto'] = $sql_arr['email']; + $out['string'] = format_email_recipient($sql_arr['email'], $sql_arr['name']); + + return $out; + } + + return FALSE; +} + +/** + * go from this: + * <img src="http[s]://.../tiny_mce/plugins/emotions/images/smiley-cool.gif" border="0" alt="Cool" title="Cool" /> + * + * to this: + * + * <img src="/path/on/server/.../tiny_mce/plugins/emotions/images/smiley-cool.gif" border="0" alt="Cool" title="Cool" /> + */ +function rcmail_fix_emoticon_paths($mime_message) +{ + global $RCMAIL; + + $body = $mime_message->getHTMLBody(); + + // remove any null-byte characters before parsing + $body = preg_replace('/\x00/', '', $body); + + $searchstr = 'program/js/tiny_mce/plugins/emotions/img/'; + $offset = 0; + + // keep track of added images, so they're only added once + $included_images = array(); + + if (preg_match_all('# src=[\'"]([^\'"]+)#', $body, $matches, PREG_OFFSET_CAPTURE)) { + foreach ($matches[1] as $m) { + // find emoticon image tags + if (preg_match('#'.$searchstr.'(.*)$#', $m[0], $imatches)) { + $image_name = $imatches[1]; + + // sanitize image name so resulting attachment doesn't leave images dir + $image_name = preg_replace('/[^a-zA-Z0-9_\.\-]/i', '', $image_name); + $img_file = INSTALL_PATH . '/' . $searchstr . $image_name; + + if (! in_array($image_name, $included_images)) { + // add the image to the MIME message + if (!$mime_message->addHTMLImage($img_file, 'image/gif', '', true, $image_name)) { + $RCMAIL->output->show_message("emoticonerror", 'error'); + } + array_push($included_images, $image_name); + } + + $body = substr_replace($body, $img_file, $m[1] + $offset, strlen($m[0])); + $offset += strlen($img_file) - strlen($m[0]); + } + } + } + + $mime_message->setHTMLBody($body); +} + +/** + * Extract image attachments from HTML content (data URIs) + */ +function rcmail_extract_inline_images($mime_message, $from) +{ + $body = $mime_message->getHTMLBody(); + $offset = 0; + $list = array(); + $regexp = '# src=[\'"](data:(image/[a-z]+);base64,([a-z0-9+/=\r\n]+))([\'"])#i'; + + // get domain for the Content-ID, must be the same as in Mail_Mime::get() + if (preg_match('#@([0-9a-zA-Z\-\.]+)#', $from, $matches)) { + $domain = $matches[1]; + } else { + $domain = 'localhost'; + } + + if (preg_match_all($regexp, $body, $matches, PREG_OFFSET_CAPTURE)) { + foreach ($matches[1] as $idx => $m) { + $data = preg_replace('/\r\n/', '', $matches[3][$idx][0]); + $data = base64_decode($data); + + if (empty($data)) { + continue; + } + + $hash = md5($data) . '@' . $domain; + $mime_type = $matches[2][$idx][0]; + $name = $list[$hash]; + + // add the image to the MIME message + if (!$name) { + $ext = preg_replace('#^[^/]+/#', '', $mime_type); + $name = substr($hash, 0, 8) . '.' . $ext; + $list[$hash] = $name; + + $mime_message->addHTMLImage($data, $mime_type, $name, false, $hash); + } + + $body = substr_replace($body, $name, $m[1] + $offset, strlen($m[0])); + $offset += strlen($name) - strlen($m[0]); + } + } + + $mime_message->setHTMLBody($body); +} + +/** + * Parse and cleanup email address input (and count addresses) + * + * @param string Address input + * @param boolean Do count recipients (saved in global $RECIPIENT_COUNT) + * @param boolean Validate addresses (errors saved in global $EMAIL_FORMAT_ERROR) + * @return string Canonical recipients string separated by comma + */ +function rcmail_email_input_format($mailto, $count=false, $check=true) +{ + global $RCMAIL, $EMAIL_FORMAT_ERROR, $RECIPIENT_COUNT; + + // simplified email regexp, supporting quoted local part + $email_regexp = '(\S+|("[^"]+"))@\S+'; + + $delim = trim($RCMAIL->config->get('recipients_separator', ',')); + $regexp = array("/[,;$delim]\s*[\r\n]+/", '/[\r\n]+/', "/[,;$delim]\s*\$/m", '/;/', '/(\S{1})(<'.$email_regexp.'>)/U'); + $replace = array($delim.' ', ', ', '', $delim, '\\1 \\2'); + + // replace new lines and strip ending ', ', make address input more valid + $mailto = trim(preg_replace($regexp, $replace, $mailto)); + + $result = array(); + $items = rcube_explode_quoted_string($delim, $mailto); + + foreach($items as $item) { + $item = trim($item); + // address in brackets without name (do nothing) + if (preg_match('/^<'.$email_regexp.'>$/', $item)) { + $item = rcube_idn_to_ascii(trim($item, '<>')); + $result[] = $item; + // address without brackets and without name (add brackets) + } else if (preg_match('/^'.$email_regexp.'$/', $item)) { + $item = rcube_idn_to_ascii($item); + $result[] = $item; + // address with name (handle name) + } else if (preg_match('/<*'.$email_regexp.'>*$/', $item, $matches)) { + $address = $matches[0]; + $name = trim(str_replace($address, '', $item)); + if ($name[0] == '"' && $name[count($name)-1] == '"') { + $name = substr($name, 1, -1); + } + $name = stripcslashes($name); + $address = rcube_idn_to_ascii(trim($address, '<>')); + $result[] = format_email_recipient($address, $name); + $item = $address; + } else if (trim($item)) { + continue; + } + + // check address format + $item = trim($item, '<>'); + if ($item && $check && !check_email($item)) { + $EMAIL_FORMAT_ERROR = $item; + return; + } + } + + if ($count) { + $RECIPIENT_COUNT += count($result); + } + + return implode(', ', $result); +} + + +function rcmail_generic_message_footer($isHtml) +{ + global $CONFIG; + + if ($isHtml && !empty($CONFIG['generic_message_footer_html'])) { + $file = $CONFIG['generic_message_footer_html']; + $html_footer = true; + } + else { + $file = $CONFIG['generic_message_footer']; + $html_footer = false; + } + + if ($file && realpath($file)) { + // sanity check + if (!preg_match('/\.(php|ini|conf)$/', $file) && strpos($file, '/etc/') === false) { + $footer = file_get_contents($file); + if ($isHtml && !$html_footer) + $footer = '<pre>' . $footer . '</pre>'; + return $footer; + } + } + + return false; +} + + +/****** compose message ********/ + +if (strlen($_POST['_draft_saveid']) > 3) + $olddraftmessageid = get_input_value('_draft_saveid', RCUBE_INPUT_POST); + +$message_id = rcmail_gen_message_id(); + +// set default charset +$message_charset = isset($_POST['_charset']) ? $_POST['_charset'] : $OUTPUT->get_charset(); + +$EMAIL_FORMAT_ERROR = NULL; +$RECIPIENT_COUNT = 0; + +$mailto = rcmail_email_input_format(get_input_value('_to', RCUBE_INPUT_POST, TRUE, $message_charset), true); +$mailcc = rcmail_email_input_format(get_input_value('_cc', RCUBE_INPUT_POST, TRUE, $message_charset), true); +$mailbcc = rcmail_email_input_format(get_input_value('_bcc', RCUBE_INPUT_POST, TRUE, $message_charset), true); + +if ($EMAIL_FORMAT_ERROR) { + $OUTPUT->show_message('emailformaterror', 'error', array('email' => $EMAIL_FORMAT_ERROR)); + $OUTPUT->send('iframe'); +} + +if (empty($mailto) && !empty($mailcc)) { + $mailto = $mailcc; + $mailcc = null; +} +else if (empty($mailto)) + $mailto = 'undisclosed-recipients:;'; + +// Get sender name and address... +$from = get_input_value('_from', RCUBE_INPUT_POST, true, $message_charset); +// ... from identity... +if (is_numeric($from)) { + if (is_array($identity_arr = rcmail_get_identity($from))) { + if ($identity_arr['mailto']) + $from = $identity_arr['mailto']; + if ($identity_arr['string']) + $from_string = $identity_arr['string']; + } + else { + $from = null; + } +} +// ... if there is no identity record, this might be a custom from +else if ($from_string = rcmail_email_input_format($from)) { + if (preg_match('/(\S+@\S+)/', $from_string, $m)) + $from = trim($m[1], '<>'); + else + $from = null; +} + +if (!$from_string && $from) + $from_string = $from; + +// compose headers array +$headers = array(); + +// if configured, the Received headers goes to top, for good measure +if ($CONFIG['http_received_header']) +{ + $nldlm = "\r\n\t"; + // FROM/VIA + $http_header = 'from '; + if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) { + $host = $_SERVER['HTTP_X_FORWARDED_FOR']; + $hostname = gethostbyaddr($host); + if ($CONFIG['http_received_header_encrypt']) { + $http_header .= rcmail_encrypt_header($hostname); + if ($host != $hostname) + $http_header .= ' ('. rcmail_encrypt_header($host) . ')'; + } else { + $http_header .= (($host != $hostname) ? $hostname : '[' . $host . ']'); + if ($host != $hostname) + $http_header .= ' (['. $host .'])'; + } + $http_header .= $nldlm . ' via '; + } + $host = $_SERVER['REMOTE_ADDR']; + $hostname = gethostbyaddr($host); + if ($CONFIG['http_received_header_encrypt']) { + $http_header .= rcmail_encrypt_header($hostname); + if ($host != $hostname) + $http_header .= ' ('. rcmail_encrypt_header($host) . ')'; + } else { + $http_header .= (($host != $hostname) ? $hostname : '[' . $host . ']'); + if ($host != $hostname) + $http_header .= ' (['. $host .'])'; + } + // BY + $http_header .= $nldlm . 'by ' . $_SERVER['HTTP_HOST']; + // WITH + $http_header .= $nldlm . 'with HTTP (' . $_SERVER['SERVER_PROTOCOL'] . + ' '.$_SERVER['REQUEST_METHOD'] . '); ' . date('r'); + $http_header = wordwrap($http_header, 69, $nldlm); + + $headers['Received'] = $http_header; +} + +$headers['Date'] = rcmail_user_date(); +$headers['From'] = rcube_charset_convert($from_string, RCMAIL_CHARSET, $message_charset); +$headers['To'] = $mailto; + +// additional recipients +if (!empty($mailcc)) { + $headers['Cc'] = $mailcc; +} +if (!empty($mailbcc)) { + $headers['Bcc'] = $mailbcc; +} +if (!empty($identity_arr['bcc']) && stripos($headers['Bcc'], $identity_arr['bcc']) === false) { + $headers['Bcc'] = ($headers['Bcc'] ? $headers['Bcc'].', ' : '') . $identity_arr['bcc']; + $RECIPIENT_COUNT ++; +} + +if (($max_recipients = (int) $RCMAIL->config->get('max_recipients')) > 0) { + if ($RECIPIENT_COUNT > $max_recipients) { + $OUTPUT->show_message('toomanyrecipients', 'error', array('max' => $max_recipients)); + $OUTPUT->send('iframe'); + } +} + +// add subject +$headers['Subject'] = trim(get_input_value('_subject', RCUBE_INPUT_POST, TRUE, $message_charset)); + +if (!empty($identity_arr['organization'])) { + $headers['Organization'] = $identity_arr['organization']; +} +if (!empty($_POST['_replyto'])) { + $headers['Reply-To'] = rcmail_email_input_format(get_input_value('_replyto', RCUBE_INPUT_POST, TRUE, $message_charset)); +} +else if (!empty($identity_arr['reply-to'])) { + $headers['Reply-To'] = rcmail_email_input_format($identity_arr['reply-to'], false, true); +} +if (!empty($headers['Reply-To'])) { + $headers['Mail-Reply-To'] = $headers['Reply-To']; +} +if (!empty($_POST['_followupto'])) { + $headers['Mail-Followup-To'] = rcmail_email_input_format(get_input_value('_followupto', RCUBE_INPUT_POST, TRUE, $message_charset)); +} +if (!empty($COMPOSE['reply_msgid'])) { + $headers['In-Reply-To'] = $COMPOSE['reply_msgid']; +} + +// remember reply/forward UIDs in special headers +if (!empty($COMPOSE['reply_uid']) && $savedraft) { + $headers['X-Draft-Info'] = array('type' => 'reply', 'uid' => $COMPOSE['reply_uid']); +} +else if (!empty($COMPOSE['forward_uid']) && $savedraft) { + $headers['X-Draft-Info'] = array('type' => 'forward', 'uid' => $COMPOSE['forward_uid']); +} + +if (!empty($COMPOSE['references'])) { + $headers['References'] = $COMPOSE['references']; +} + +if (!empty($_POST['_priority'])) { + $priority = intval($_POST['_priority']); + $a_priorities = array(1=>'highest', 2=>'high', 4=>'low', 5=>'lowest'); + if ($str_priority = $a_priorities[$priority]) { + $headers['X-Priority'] = sprintf("%d (%s)", $priority, ucfirst($str_priority)); + } +} + +if (!empty($_POST['_receipt'])) { + $headers['Return-Receipt-To'] = $from_string; + $headers['Disposition-Notification-To'] = $from_string; +} + +// additional headers +$headers['Message-ID'] = $message_id; +$headers['X-Sender'] = $from; + +if (is_array($headers['X-Draft-Info'])) { + $headers['X-Draft-Info'] = rcmail_draftinfo_encode($headers['X-Draft-Info'] + array('folder' => $COMPOSE['mailbox'])); +} +if (!empty($CONFIG['useragent'])) { + $headers['User-Agent'] = $CONFIG['useragent']; +} + +// exec hook for header checking and manipulation +// Depracated: use message_before_send hook instead +$data = $RCMAIL->plugins->exec_hook('message_outgoing_headers', array('headers' => $headers)); + +// sending aborted by plugin +if ($data['abort'] && !$savedraft) { + $OUTPUT->show_message($data['message'] ? $data['message'] : 'sendingfailed'); + $OUTPUT->send('iframe'); +} +else + $headers = $data['headers']; + + +$isHtml = (bool) get_input_value('_is_html', RCUBE_INPUT_POST); + +// fetch message body +$message_body = get_input_value('_message', RCUBE_INPUT_POST, TRUE, $message_charset); + +if ($isHtml) { + $font = rcube_fontdefs($RCMAIL->config->get('default_font')); + $bstyle = $font && is_string($font) ? " style='font-family: $font'" : ''; + + // append doctype and html/body wrappers + $message_body = '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN">' . + "\r\n<html><body$bstyle>\r\n" . $message_body; +} + +if (!$savedraft) { + if ($isHtml) { + // remove signature's div ID + $message_body = preg_replace('/\s*id="_rc_sig"/', '', $message_body); + + // add inline css for blockquotes + $bstyle = 'padding-left:5px; border-left:#1010ff 2px solid; margin-left:5px'; + $message_body = preg_replace('/<blockquote>/', + '<blockquote type="cite" style="'.$bstyle.'">', $message_body); + } + + // Check spelling before send + if ($CONFIG['spellcheck_before_send'] && $CONFIG['enable_spellcheck'] + && empty($COMPOSE['spell_checked']) && !empty($message_body) + ) { + $message_body = str_replace("\r\n", "\n", $message_body); + $spellchecker = new rcube_spellchecker(get_input_value('_lang', RCUBE_INPUT_GPC)); + $spell_result = $spellchecker->check($message_body, $isHtml); + + $COMPOSE['spell_checked'] = true; + + if (!$spell_result) { + $result = $isHtml ? $spellchecker->get_words() : $spellchecker->get_xml(); + $OUTPUT->show_message('mispellingsfound', 'error'); + $OUTPUT->command('spellcheck_resume', $isHtml, $result); + $OUTPUT->send('iframe'); + } + } + + // generic footer for all messages + if ($footer = rcmail_generic_message_footer($isHtml)) { + $footer = rcube_charset_convert($footer, RCMAIL_CHARSET, $message_charset); + $message_body .= "\r\n" . $footer; + } +} + +if ($isHtml) { + $message_body .= "\r\n</body></html>\r\n"; +} + +// sort attachments to make sure the order is the same as in the UI (#1488423) +$files = get_input_value('_attachments', RCUBE_INPUT_POST); +if ($files) { + $files = explode(',', $files); + $files = array_flip($files); + foreach ($files as $idx => $val) { + $files[$idx] = $COMPOSE['attachments'][$idx]; + unset($COMPOSE['attachments'][$idx]); + } + + $COMPOSE['attachments'] = array_merge(array_filter($files), $COMPOSE['attachments']); +} + +// set line length for body wrapping +$LINE_LENGTH = $RCMAIL->config->get('line_length', 72); + +// Since we can handle big messages with disk usage, we need more time to work +@set_time_limit(0); + +// create PEAR::Mail_mime instance +$MAIL_MIME = new Mail_mime("\r\n"); + +// Check if we have enough memory to handle the message in it +// It's faster than using files, so we'll do this if we only can +if (is_array($COMPOSE['attachments']) && $CONFIG['smtp_server'] + && ($mem_limit = parse_bytes(ini_get('memory_limit')))) +{ + $memory = function_exists('memory_get_usage') ? memory_get_usage() : 16*1024*1024; // safe value: 16MB + + foreach ($COMPOSE['attachments'] as $id => $attachment) + $memory += $attachment['size']; + + // Yeah, Net_SMTP needs up to 12x more memory, 1.33 is for base64 + if ($memory * 1.33 * 12 > $mem_limit) + $MAIL_MIME->setParam('delay_file_io', true); +} + +// For HTML-formatted messages, construct the MIME message with both +// the HTML part and the plain-text part + +if ($isHtml) { + $plugin = $RCMAIL->plugins->exec_hook('message_outgoing_body', + array('body' => $message_body, 'type' => 'html', 'message' => $MAIL_MIME)); + + $MAIL_MIME->setHTMLBody($plugin['body']); + + // replace emoticons + $plugin['body'] = rcmail_replace_emoticons($plugin['body']); + + // add a plain text version of the e-mail as an alternative part. + $h2t = new rcube_html2text($plugin['body'], false, true, 0, $message_charset); + $plainTextPart = rc_wordwrap($h2t->get_text(), $LINE_LENGTH, "\r\n", false, $message_charset); + $plainTextPart = wordwrap($plainTextPart, 998, "\r\n", true); + + // make sure all line endings are CRLF (#1486712) + $plainTextPart = preg_replace('/\r?\n/', "\r\n", $plainTextPart); + + $plugin = $RCMAIL->plugins->exec_hook('message_outgoing_body', + array('body' => $plainTextPart, 'type' => 'alternative', 'message' => $MAIL_MIME)); + + $MAIL_MIME->setTXTBody($plugin['body']); + + // look for "emoticon" images from TinyMCE and change their src paths to + // be file paths on the server instead of URL paths. + rcmail_fix_emoticon_paths($MAIL_MIME); + + // Extract image Data URIs into message attachments (#1488502) + rcmail_extract_inline_images($MAIL_MIME, $from); +} +else { + $plugin = $RCMAIL->plugins->exec_hook('message_outgoing_body', + array('body' => $message_body, 'type' => 'plain', 'message' => $MAIL_MIME)); + + $message_body = $plugin['body']; + + // compose format=flowed content if enabled + if ($flowed = ($savedraft || $RCMAIL->config->get('send_format_flowed', true))) + $message_body = rcube_mime::format_flowed($message_body, min($LINE_LENGTH+2, 79), $message_charset); + else + $message_body = rc_wordwrap($message_body, $LINE_LENGTH, "\r\n", false, $message_charset); + + $message_body = wordwrap($message_body, 998, "\r\n", true); + + $MAIL_MIME->setTXTBody($message_body, false, true); +} + +// add stored attachments, if any +if (is_array($COMPOSE['attachments'])) +{ + foreach ($COMPOSE['attachments'] as $id => $attachment) { + // This hook retrieves the attachment contents from the file storage backend + $attachment = $RCMAIL->plugins->exec_hook('attachment_get', $attachment); + + $dispurl = '/\ssrc\s*=\s*[\'"]*\S+display-attachment\S+file=rcmfile' . preg_quote($attachment['id']) . '[\s\'"]*/'; + $message_body = $MAIL_MIME->getHTMLBody(); + if ($isHtml && (preg_match($dispurl, $message_body) > 0)) { + $message_body = preg_replace($dispurl, ' src="'.$attachment['name'].'" ', $message_body); + $MAIL_MIME->setHTMLBody($message_body); + + if ($attachment['data']) + $MAIL_MIME->addHTMLImage($attachment['data'], $attachment['mimetype'], $attachment['name'], false); + else + $MAIL_MIME->addHTMLImage($attachment['path'], $attachment['mimetype'], $attachment['name'], true); + } + else { + $ctype = str_replace('image/pjpeg', 'image/jpeg', $attachment['mimetype']); // #1484914 + $file = $attachment['data'] ? $attachment['data'] : $attachment['path']; + + $MAIL_MIME->addAttachment($file, + $ctype, + $attachment['name'], + ($attachment['data'] ? false : true), + ($ctype == 'message/rfc822' ? '8bit' : 'base64'), + 'attachment', + '', '', '', + $CONFIG['mime_param_folding'] ? 'quoted-printable' : NULL, + $CONFIG['mime_param_folding'] == 2 ? 'quoted-printable' : NULL, + '', RCMAIL_CHARSET + ); + } + } +} + +// choose transfer encoding for plain/text body +if (preg_match('/[^\x00-\x7F]/', $MAIL_MIME->getTXTBody())) + $transfer_encoding = $RCMAIL->config->get('force_7bit') ? 'quoted-printable' : '8bit'; +else + $transfer_encoding = '7bit'; + +// encoding settings for mail composing +$MAIL_MIME->setParam('text_encoding', $transfer_encoding); +$MAIL_MIME->setParam('html_encoding', 'quoted-printable'); +$MAIL_MIME->setParam('head_encoding', 'quoted-printable'); +$MAIL_MIME->setParam('head_charset', $message_charset); +$MAIL_MIME->setParam('html_charset', $message_charset); +$MAIL_MIME->setParam('text_charset', $message_charset . ($flowed ? ";\r\n format=flowed" : '')); + +// encoding subject header with mb_encode provides better results with asian characters +if (function_exists('mb_encode_mimeheader')) { + mb_internal_encoding($message_charset); + $headers['Subject'] = mb_encode_mimeheader($headers['Subject'], + $message_charset, 'Q', "\r\n", 8); + mb_internal_encoding(RCMAIL_CHARSET); +} + +// pass headers to message object +$MAIL_MIME->headers($headers); + +// Begin SMTP Delivery Block +if (!$savedraft) +{ + // check 'From' address (identity may be incomplete) + if (empty($from)) { + $OUTPUT->show_message('nofromaddress', 'error'); + $OUTPUT->send('iframe'); + } + + // Handle Delivery Status Notification request + if (!empty($_POST['_dsn'])) { + $smtp_opts['dsn'] = true; + } + + $sent = rcmail_deliver_message($MAIL_MIME, $from, $mailto, + $smtp_error, $mailbody_file, $smtp_opts); + + // return to compose page if sending failed + if (!$sent) { + // remove temp file + if ($mailbody_file) { + unlink($mailbody_file); + } + + if ($smtp_error) + $OUTPUT->show_message($smtp_error['label'], 'error', $smtp_error['vars']); + else + $OUTPUT->show_message('sendingfailed', 'error'); + $OUTPUT->send('iframe'); + } + + // save message sent time + if (!empty($CONFIG['sendmail_delay'])) + $RCMAIL->user->save_prefs(array('last_message_time' => time())); + + // set replied/forwarded flag + if ($COMPOSE['reply_uid']) + $RCMAIL->storage->set_flag($COMPOSE['reply_uid'], 'ANSWERED', $COMPOSE['mailbox']); + else if ($COMPOSE['forward_uid']) + $RCMAIL->storage->set_flag($COMPOSE['forward_uid'], 'FORWARDED', $COMPOSE['mailbox']); + +} // End of SMTP Delivery Block + + +// Determine which folder to save message +if ($savedraft) + $store_target = $CONFIG['drafts_mbox']; +else if (!$RCMAIL->config->get('no_save_sent_messages')) + $store_target = isset($_POST['_store_target']) ? get_input_value('_store_target', RCUBE_INPUT_POST) : $CONFIG['sent_mbox']; + +if ($store_target) { + // check if folder is subscribed + if ($RCMAIL->storage->folder_exists($store_target, true)) + $store_folder = true; + // folder may be existing but not subscribed (#1485241) + else if (!$RCMAIL->storage->folder_exists($store_target)) + $store_folder = $RCMAIL->storage->create_folder($store_target, true); + else if ($RCMAIL->storage->subscribe($store_target)) + $store_folder = true; + + // append message to sent box + if ($store_folder) { + // message body in file + if ($mailbody_file || $MAIL_MIME->getParam('delay_file_io')) { + $headers = $MAIL_MIME->txtHeaders(); + + // file already created + if ($mailbody_file) + $msg = $mailbody_file; + else { + $temp_dir = $RCMAIL->config->get('temp_dir'); + $mailbody_file = tempnam($temp_dir, 'rcmMsg'); + if (!PEAR::isError($msg = $MAIL_MIME->saveMessageBody($mailbody_file))) + $msg = $mailbody_file; + } + } + else { + $msg = $MAIL_MIME->getMessage(); + $headers = ''; + } + + if (PEAR::isError($msg)) + raise_error(array('code' => 650, 'type' => 'php', + 'file' => __FILE__, 'line' => __LINE__, + 'message' => "Could not create message: ".$msg->getMessage()), + TRUE, FALSE); + else { + $saved = $RCMAIL->storage->save_message($store_target, $msg, $headers, + $mailbody_file ? true : false, array('SEEN')); + } + + if ($mailbody_file) { + unlink($mailbody_file); + $mailbody_file = null; + } + } + + // raise error if saving failed + if (!$saved) { + raise_error(array('code' => 800, 'type' => 'imap', + 'file' => __FILE__, 'line' => __LINE__, + 'message' => "Could not save message in $store_target"), TRUE, FALSE); + + if ($savedraft) { + $OUTPUT->show_message('errorsaving', 'error'); + // start the auto-save timer again + $OUTPUT->command('auto_save_start'); + $OUTPUT->send('iframe'); + } + } + + if ($olddraftmessageid) { + // delete previous saved draft + // @TODO: use message UID (remember to check UIDVALIDITY) to skip this SEARCH + $delete_idx = $RCMAIL->storage->search_once($CONFIG['drafts_mbox'], + 'HEADER Message-ID '.$olddraftmessageid); + + if ($del_uid = $delete_idx->get_element('FIRST')) { + $deleted = $RCMAIL->storage->delete_message($del_uid, $CONFIG['drafts_mbox']); + + // raise error if deletion of old draft failed + if (!$deleted) + raise_error(array('code' => 800, 'type' => 'imap', + 'file' => __FILE__, 'line' => __LINE__, + 'message' => "Could not delete message from ".$CONFIG['drafts_mbox']), TRUE, FALSE); + } + } +} +// remove temp file +else if ($mailbody_file) { + unlink($mailbody_file); +} + + +if ($savedraft) { + $msgid = strtr($message_id, array('>' => '', '<' => '')); + + // remember new draft-uid ($saved could be an UID or TRUE here) + if (is_bool($saved)) { + $draft_idx = $RCMAIL->storage->search_once($CONFIG['drafts_mbox'], 'HEADER Message-ID '.$msgid); + $saved = $draft_idx->get_element('FIRST'); + } + $COMPOSE['param']['draft_uid'] = $saved; + $plugin = $RCMAIL->plugins->exec_hook('message_draftsaved', array('msgid' => $msgid, 'uid' => $saved, 'folder' => $store_target)); + + // display success + $OUTPUT->show_message($plugin['message'] ? $plugin['message'] : 'messagesaved', 'confirmation'); + + // update "_draft_saveid" and the "cmp_hash" to prevent "Unsaved changes" warning + $OUTPUT->command('set_draft_id', $msgid); + $OUTPUT->command('compose_field_hash', true); + + // start the auto-save timer again + $OUTPUT->command('auto_save_start'); + + $OUTPUT->send('iframe'); +} +else { + rcmail_compose_cleanup($COMPOSE_ID); + + if ($store_folder && !$saved) + $OUTPUT->command('sent_successfully', 'error', rcube_label('errorsavingsent')); + else + $OUTPUT->command('sent_successfully', 'confirmation', rcube_label('messagesent'), $store_target); + $OUTPUT->send('iframe'); +} |